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Properties of 4′,7-Dimethoxyisoflavone

Thermophysical properties for 4′,7-Dimethoxyisoflavone (CAS: 1157-39-7). Use the selector below to view properties in different unit systems.

Calculation Conditions

The following state-dependent properties were calculated at these standard conditions.

Temperature

25 °C

Pressure

1.01325 bar

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Identification

  • Atoms
    C: 17, H: 14, O: 4
  • CAS
    1157-39-7
  • Formula
    C17H14O4
  • ID
    1157-39-7
  • InChI
    C17H14O4/c1-19-12-5-3-11(4-6-12)15-10-21-16-9-13(20-2)7-8-14(16)17(15)18/h3-10H,1-2H3
  • InChI Key
    LPNBCGIVZXHHHO-UHFFFAOYSA-N
  • IUPAC Name
    7-methoxy-3-(4-methoxyphenyl)chromen-4-one
  • Molecular Weight (kg)
    282.291
  • Phase
    s
  • PubChem ID
    1.3642e+5
  • SMILES
    COc1ccc(-c2coc3cc(OC)ccc3c2=O)cc1
  • Synonyms

Physical Properties

  • Acentric factor
  • Critical pressure (bar)
    24.2188
  • Critical temperature (°C)
    796.134
  • Critical volume (m³/kmol)
    0.7715
  • Dipole moment
  • Melting temperature (°C)
    155
  • Normal boiling temperature (°C)
    543.14

State-dependent Properties

  • API gravity
    -19.9818
  • Compressibility factor
    0.00829589
  • Density (kg/m³)
    1390.85
  • Dynamic viscosity (cP)
    0
  • Enthalpy of vaporization (mass) (kJ)
    0
  • Enthalpy of vaporization (molar) (kJ/kmol)
  • Gibbs free energy (kJ/kmol)
    0
  • Joule–Thomson coefficient
  • Kinematic viscosity
  • Molar enthalpy (kJ/kmol)
    0
  • Molar entropy (kJ/(kmol·K))
    0
  • Molar heat capacity (kJ/(kmol·K))
    312.55
  • Molar volume (m³/kmol)
    0.202962
  • Parachor
    1.1221e-4
  • Poynting correction factor
    1.00918
  • Prandtl number
  • Saturation pressure (bar)
    7.6035e-11
  • Saturation temperature (°C)
    543.14
  • Solubility parameter
  • Specific enthalpy (kJ)
    0
  • Specific entropy (kJ/kg·K)
    0
  • Specific gravity
    1.39222
  • Specific heat capacity (kJ/kg·K)
    1.10719
  • Surface tension
    0.0611606
  • Thermal conductivity
  • Thermal diffusivity

Safety Properties

  • Autoignition temperature (°C)
    -273.15
  • Flash point temperature (°C)
    -273.15
  • Lower flammability limit
    0.00617561
  • Upper flammability limit
    0.0392993

Environmental Properties

  • Global warming potential
  • Ozone depletion potential